package com.itheima.mapper;

import com.itheima.pojo.Dept;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface DeptMapper {
    //查询数据
    @Select("select * from dept;")
    List<Dept> select();

    //根据id删除
    @Delete("delete from dept where id = #{id}")
    void delete(Integer id);

    //新增
    @Insert("insert into dept(name, create_time, update_time) values (#{name},#{createTime},#{updateTime});")
    void insert(Dept dept);

    @Update("update dept set name = #{name} where id = #{id};")
    void update(Integer id,String name);

    @Select("select * from dept where id = #{id}")
    Dept selectByid(Integer id);
}
